Fixed openapi generation command for mobile

mobile/openapi/test/server_version_reponse_dto_test.dart

@@ -16,22 +16,22 @@ void main() {
   // final instance = ServerVersionReponseDto();
 
   group('test ServerVersionReponseDto', () {
-    // num major
+    // int major
     test('to test the property `major`', () async {
       // TODO
     });
 
-    // num minor
+    // int minor
     test('to test the property `minor`', () async {
       // TODO
     });
 
-    // num patch_
+    // int patch_
     test('to test the property `patch_`', () async {
       // TODO
     });
 
-    // num build
+    // int build
     test('to test the property `build`', () async {
       // TODO
     });